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				https://github.com/neovim/neovim.git
				synced 2025-11-04 09:44:31 +00:00 
			
		
		
		
	
		
			
				
	
	
		
			116 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			Lua
		
	
	
	
	
	
			
		
		
	
	
			116 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			Lua
		
	
	
	
	
	
local helpers = require('test.functional.helpers')(nil)
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local Screen = require('test.functional.ui.screen')
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local nvim_dir = helpers.nvim_dir
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local feed_command, nvim = helpers.feed_command, helpers.nvim
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local function feed_data(data)
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  nvim('set_var', 'term_data', data)
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  nvim('command', 'call jobsend(b:terminal_job_id, term_data)')
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end
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local function feed_termcode(data)
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  -- feed with the job API
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  nvim('command', 'call jobsend(b:terminal_job_id, "\\x1b'..data..'")')
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end
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-- some helpers for controlling the terminal. the codes were taken from
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-- infocmp xterm-256color which is less what libvterm understands
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-- civis/cnorm
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local function hide_cursor() feed_termcode('[?25l') end
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local function show_cursor() feed_termcode('[?25h') end
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-- smcup/rmcup
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local function enter_altscreen() feed_termcode('[?1049h') end
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local function exit_altscreen() feed_termcode('[?1049l') end
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-- character attributes
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local function set_fg(num) feed_termcode('[38;5;'..num..'m') end
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local function set_bg(num) feed_termcode('[48;5;'..num..'m') end
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local function set_bold() feed_termcode('[1m') end
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local function set_italic() feed_termcode('[3m') end
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local function set_underline() feed_termcode('[4m') end
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local function clear_attrs() feed_termcode('[0;10m') end
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-- mouse
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local function enable_mouse() feed_termcode('[?1002h') end
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local function disable_mouse() feed_termcode('[?1002l') end
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local default_command = '["'..nvim_dir..'/tty-test'..'"]'
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local function screen_setup(extra_rows, command, cols)
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  extra_rows = extra_rows and extra_rows or 0
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  command = command and command or default_command
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  cols = cols and cols or 50
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  nvim('command', 'highlight TermCursor cterm=reverse')
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  nvim('command', 'highlight TermCursorNC ctermbg=11')
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  local screen = Screen.new(cols, 7 + extra_rows)
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  screen:set_default_attr_ids({
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    [1] = {reverse = true},   -- focused cursor
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    [2] = {background = 11},  -- unfocused cursor
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    [3] = {bold = true},
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    [4] = {foreground = 12},
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    [5] = {bold = true, reverse = true},
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    [6] = {background = 11},
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    [7] = {foreground = 130},
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    [8] = {foreground = 15, background = 1}, -- error message
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    [9] = {foreground = 4},
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    [10] = {foreground = 2},  -- "Press ENTER" in embedded :terminal session.
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  })
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  screen:attach({rgb=false})
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  feed_command('enew | call termopen('..command..')')
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  nvim('input', '<CR>')
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  local vim_errmsg = nvim('eval', 'v:errmsg')
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  if vim_errmsg and "" ~= vim_errmsg then
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    error(vim_errmsg)
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  end
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  feed_command('setlocal scrollback=10')
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  feed_command('startinsert')
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  -- tty-test puts the terminal into raw mode and echoes input. Tests work by
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  -- feeding termcodes to control the display and asserting by screen:expect.
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  if command == default_command then
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    -- Wait for "tty ready" to be printed before each test or the terminal may
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    -- still be in canonical mode (will echo characters for example).
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    local empty_line = (' '):rep(cols + 1)
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    local expected = {
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      'tty ready'..(' '):rep(cols - 8),
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      '{1: }'    ..(' '):rep(cols),
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      empty_line,
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      empty_line,
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      empty_line,
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      empty_line,
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    }
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    for _ = 1, extra_rows do
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      table.insert(expected, empty_line)
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    end
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    table.insert(expected, '{3:-- TERMINAL --}' .. ((' '):rep(cols - 13)))
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    screen:expect(table.concat(expected, '\n'))
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  else
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    -- This eval also acts as a wait().
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    if 0 == nvim('eval', "exists('b:terminal_job_id')") then
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      error("terminal job failed to start")
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    end
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  end
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  return screen
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end
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return {
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  feed_data = feed_data,
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  feed_termcode = feed_termcode,
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  hide_cursor = hide_cursor,
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  show_cursor = show_cursor,
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  enter_altscreen = enter_altscreen,
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  exit_altscreen = exit_altscreen,
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  set_fg = set_fg,
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  set_bg = set_bg,
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  set_bold = set_bold,
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  set_italic = set_italic,
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  set_underline = set_underline,
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  clear_attrs = clear_attrs,
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  enable_mouse = enable_mouse,
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  disable_mouse = disable_mouse,
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  screen_setup = screen_setup
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}
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